When someone if self conscious about their hair. They care a lot if their hair is a mess and carry about a hairbrush.
Girl 1: Whats that in your hair?
Girl 2: WHAT?! Whats wrong with my hair?! What is in it, where is the bathroom
? WHERES MY HAIRBRUSH!!!!!!!
Girl two: Jeez its only a leaf, no need to be so hair conscious.